Islam in the United Kingdom

Islam is the second-largest religion in the United Kingdom, with results from the 2021-2022 Censuses recording just under four million Muslims, or 6.0% of the total population in the United Kingdom. London has the largest population and greatest proportion (15%) of Muslims in the country. The vast majority of British Muslims in the United Kingdom adhere to Sunni Islam, while smaller numbers are associated with Shia Islam.